Npower

Company handed penalty by Ofgem after using incorrect data to calculate the amount of electricity supplied to customers

German energy giant plans to install 144,000 panels on a former airbase in Oxfordshire

Rising cost of energy and green shoots in the economy should drive further investment in energy efficiency, say npower and EEF

Company's latest controversial report on rising energy prices warns bills could rise £200 this decade unless energy efficiency measures are embraced

Government says green generation support schemes will increase bill by just a third of the £30/MWh npower claims

Company announces it is to cut average annual bills by £50 following ECO changes

RWE npower announces it is to cut project to between 600MW and 900MW of capacity in pursuit of greater efficiency

Energy giant becomes the third major supplier to raise bills, as new study suggests Brits are 'bamboozled' by energy debates

Npower confirms coal plant converted to burn biomass is to close today